diff --git a/apiserver/apimodels/tasks.py b/apiserver/apimodels/tasks.py
index ce4a617..29a5376 100644
--- a/apiserver/apimodels/tasks.py
+++ b/apiserver/apimodels/tasks.py
@@ -121,6 +121,7 @@ class CloneRequest(TaskRequest):
     new_task_project = StringField()
     new_task_hyperparams = DictField()
     new_task_configuration = DictField()
+    new_task_container = DictField()
     new_task_input_models = ListField([TaskInputModel])
     execution_overrides = DictField()
     validate_references = BoolField(default=False)
diff --git a/apiserver/bll/project/project_bll.py b/apiserver/bll/project/project_bll.py
index c31cab6..3f859cc 100644
--- a/apiserver/bll/project/project_bll.py
+++ b/apiserver/bll/project/project_bll.py
@@ -37,9 +37,11 @@ from .sub_projects import (
     _get_sub_projects,
     _ids_with_children,
     _ids_with_parents,
+    _get_project_depth,
 )
 
 log = config.logger(__file__)
+max_depth = config.get("services.projects.sub_projects.max_depth", 10)
 
 
 class ProjectBLL:
@@ -60,6 +62,15 @@ class ProjectBLL:
             source = Project.get(company, source_id)
             destination = Project.get(company, destination_id)
 
+            children = _get_sub_projects(
+                [source.id], _only=("id", "name", "parent", "path")
+            )[source.id]
+            cls.validate_projects_depth(
+                projects=children,
+                old_parent_depth=len(source.path) + 1,
+                new_parent_depth=len(destination.path) + 1,
+            )
+
             moved_entities = 0
             for entity_type in (Task, Model):
                 moved_entities += entity_type.objects(
@@ -70,7 +81,11 @@ class ProjectBLL:
 
             moved_sub_projects = 0
             for child in Project.objects(company=company, parent=source_id):
-                _reposition_project_with_children(project=child, parent=destination)
+                _reposition_project_with_children(
+                    project=child,
+                    children=[c for c in children if c.parent == child.id],
+                    parent=destination,
+                )
                 moved_sub_projects += 1
 
             affected = {source.id, *(source.path or [])}
@@ -82,6 +97,15 @@ class ProjectBLL:
 
         return moved_entities, moved_sub_projects, affected
 
+    @staticmethod
+    def validate_projects_depth(
+        projects: Sequence[Project], old_parent_depth: int, new_parent_depth: int
+    ):
+        for current in projects:
+            current_depth = len(current.path) + 1
+            if current_depth - old_parent_depth + new_parent_depth > max_depth:
+                raise errors.bad_request.ProjectPathExceedsMax(max_depth=max_depth)
+
     @classmethod
     def move_project(
         cls, company: str, user: str, project_id: str, new_location: str
@@ -100,6 +124,16 @@ class ProjectBLL:
                 if old_parent_id
                 else None
             )
+
+            children = _get_sub_projects([project.id], _only=("id", "name", "path"))[
+                project.id
+            ]
+            cls.validate_projects_depth(
+                projects=[project, *children],
+                old_parent_depth=len(project.path),
+                new_parent_depth=_get_project_depth(new_location),
+            )
+
             new_parent = _ensure_project(company=company, user=user, name=new_location)
             new_parent_id = new_parent.id if new_parent else None
             if old_parent_id == new_parent_id:
@@ -107,7 +141,9 @@ class ProjectBLL:
                     location=new_parent.name if new_parent else ""
                 )
 
-            moved = _reposition_project_with_children(project, parent=new_parent)
+            moved = _reposition_project_with_children(
+                project, children=children, parent=new_parent
+            )
 
             now = datetime.utcnow()
             affected = set()
@@ -138,7 +174,12 @@ class ProjectBLL:
             if new_name:
                 old_name = project.name
                 project.name = new_name
-                _update_subproject_names(project=project, old_name=old_name)
+                children = _get_sub_projects(
+                    [project.id], _only=("id", "name", "path")
+                )[project.id]
+                _update_subproject_names(
+                    project=project, children=children, old_name=old_name
+                )
 
             return updated
 
@@ -157,6 +198,9 @@ class ProjectBLL:
         Create a new project.
         Returns project ID
         """
+        if _get_project_depth(name) > max_depth:
+            raise errors.bad_request.ProjectPathExceedsMax(max_depth=max_depth)
+
         name, location = _validate_project_name(name)
         now = datetime.utcnow()
         project = Project(
diff --git a/apiserver/bll/project/sub_projects.py b/apiserver/bll/project/sub_projects.py
index 06d33ac..51f7736 100644
--- a/apiserver/bll/project/sub_projects.py
+++ b/apiserver/bll/project/sub_projects.py
@@ -4,26 +4,24 @@ from typing import Tuple, Optional, Sequence, Mapping
 
 from apiserver import database
 from apiserver.apierrors import errors
-from apiserver.config_repo import config
 from apiserver.database.model.project import Project
 
 name_separator = "/"
-max_depth = config.get("services.projects.sub_projects.max_depth", 10)
+
+
+def _get_project_depth(project_name: str) -> int:
+    return len(list(filter(None, project_name.split(name_separator))))
 
 
 def _validate_project_name(project_name: str) -> Tuple[str, str]:
     """
     Remove redundant '/' characters. Ensure that the project name is not empty
-    and path to it is not larger then max_depth parameter.
     Return the cleaned up project name and location
     """
     name_parts = list(filter(None, project_name.split(name_separator)))
     if not name_parts:
         raise errors.bad_request.InvalidProjectName(name=project_name)
 
-    if len(name_parts) > max_depth:
-        raise errors.bad_request.ProjectPathExceedsMax(max_depth=max_depth)
-
     return name_separator.join(name_parts), name_separator.join(name_parts[:-1])
 
 
@@ -135,6 +133,7 @@ def _ids_with_children(project_ids: Sequence[str]) -> Sequence[str]:
 
 def _update_subproject_names(
     project: Project,
+    children: Sequence[Project],
     old_name: str,
     update_path: bool = False,
     old_path: Sequence[str] = None,
@@ -143,9 +142,8 @@ def _update_subproject_names(
     Update sub project names when the base project name changes
     Optionally update the paths
     """
-    child_projects = _get_sub_projects(project_ids=[project.id], _only=("id", "name"))
     updated = 0
-    for child in child_projects[project.id]:
+    for child in children:
         child_suffix = name_separator.join(
             child.name.split(name_separator)[len(old_name.split(name_separator)) :]
         )
@@ -157,7 +155,9 @@ def _update_subproject_names(
     return updated
 
 
-def _reposition_project_with_children(project: Project, parent: Project) -> int:
+def _reposition_project_with_children(
+    project: Project, children: Sequence[Project], parent: Project
+) -> int:
     new_location = parent.name if parent else None
     old_name = project.name
     old_path = project.path
@@ -167,6 +167,10 @@ def _reposition_project_with_children(project: Project, parent: Project) -> int:
     _save_under_parent(project, parent=parent)
 
     moved = 1 + _update_subproject_names(
-        project=project, old_name=old_name, update_path=True, old_path=old_path
+        project=project,
+        children=children,
+        old_name=old_name,
+        update_path=True,
+        old_path=old_path,
     )
     return moved
diff --git a/apiserver/bll/task/task_bll.py b/apiserver/bll/task/task_bll.py
index adf70c0..5cc457d 100644
--- a/apiserver/bll/task/task_bll.py
+++ b/apiserver/bll/task/task_bll.py
@@ -177,6 +177,7 @@ class TaskBLL:
         system_tags: Optional[Sequence[str]] = None,
         hyperparams: Optional[dict] = None,
         configuration: Optional[dict] = None,
+        container: Optional[dict] = None,
         execution_overrides: Optional[dict] = None,
         input_models: Optional[Sequence[TaskInputModel]] = None,
         validate_references: bool = False,
@@ -204,6 +205,11 @@ class TaskBLL:
             if not input_models and execution_model:
                 input_models = [ModelItem(model=execution_model, name="input")]
 
+            docker_cmd = execution_overrides.pop("docker_cmd", None)
+            if not container and docker_cmd:
+                image, _, arguments = docker_cmd.partition(" ")
+                container = {"image": image, "arguments": arguments}
+
             artifacts_prepare_for_save({"execution": execution_overrides})
 
             params_dict["execution"] = {}
@@ -272,6 +278,7 @@ class TaskBLL:
                 if task.output
                 else None,
                 models=Models(input=input_models or task.models.input),
+                container=container or task.container,
                 execution=execution_dict,
                 configuration=params_dict.get("configuration") or task.configuration,
                 hyperparams=params_dict.get("hyperparams") or task.hyperparams,
diff --git a/apiserver/schema/services/tasks.conf b/apiserver/schema/services/tasks.conf
index b86c198..6e3bb02 100644
--- a/apiserver/schema/services/tasks.conf
+++ b/apiserver/schema/services/tasks.conf
@@ -241,6 +241,19 @@ _definitions {
             }
         }
     }
+    container {
+        type: object
+        properties {
+            image {
+                type: string
+                description: "Docker image"
+            }
+            arguments {
+                type: string
+                description: "Docker command arguments"
+            }
+        }
+    }
     execution {
         type: object
         properties {
@@ -488,6 +501,10 @@ _definitions {
                 description: "Task execution params"
                 "$ref": "#/definitions/execution"
             }
+            container {
+                description: "Docker container parameters"
+                "$ref": "#/definitions/container"
+            }
             models {
                 description: "Task models"
                 "$ref": "#/definitions/task_models"
@@ -879,6 +896,11 @@ clone {
                     type: array
                     items {"$ref": "#/definitions/task_model_item"}
                 }
+                new_task_container {
+                    description: "The docker container properties for the new task. If not provided then taken from the original task"
+                    type: object
+                    additionalProperties { type: string }
+                }
             }
         }
     }
@@ -1052,6 +1074,10 @@ create {
                     description: "Task models"
                     "$ref": "#/definitions/task_models"
                 }
+                container {
+                    description: "Docker container parameters"
+                    "$ref": "#/definitions/container"
+                }
             }
         }
     }
@@ -1136,6 +1162,10 @@ validate {
                     description: "Task models"
                     "$ref": "#/definitions/task_models"
                 }
+                container {
+                    description: "Docker container parameters"
+                    "$ref": "#/definitions/container"
+                }
             }
         }
     }
@@ -1321,6 +1351,10 @@ edit {
                     description: "Task models"
                     "$ref": "#/definitions/task_models"
                 }
+                container {
+                    description: "Docker container parameters"
+                    "$ref": "#/definitions/container"
+                }
             }
         }
     }
diff --git a/apiserver/services/tasks.py b/apiserver/services/tasks.py
index 86d6878..ce5ec8f 100644
--- a/apiserver/services/tasks.py
+++ b/apiserver/services/tasks.py
@@ -336,6 +336,7 @@ create_fields = {
     "project": None,
     "input": None,
     "models": None,
+    "container": None,
     "output_dest": None,
     "execution": None,
     "hyperparams": None,
@@ -478,6 +479,7 @@ def clone_task(call: APICall, company_id, request: CloneRequest):
         system_tags=request.new_task_system_tags,
         hyperparams=request.new_task_hyperparams,
         configuration=request.new_task_configuration,
+        container=request.new_task_container,
         execution_overrides=request.execution_overrides,
         input_models=request.new_task_input_models,
         validate_references=request.validate_references,